.header {
  width: 100%;
  height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: absolute;
}

.header .logo {
  width: 60px;
  height: 30px;
  z-index: 1;
  margin-left: 40px;
}

.header .k {
  flex: 1;
}

.header .daoH {
  display: flex;
  width: 780px;
  height: 36px;
  align-items: center;
  padding-right: 10px;
  z-index: 111;
}
li{
  list-style: none;
}
.header .daoH li {
  align-items: center;
  padding: 0px 19px;
  font-size: 14px;
}

.header .daoH li a {
  color: hsla(0, 0%, 96.1%, 0.6);
}

.header .daoH li a:hover {
  color: aliceblue;
}

.header .daoH li:nth-child(6) a {
  color: aliceblue;
}

.header .business {
  width: 110px;
  height: 250px;
  background-color: #fff;
  z-index: 1;
  border-radius: 10px;
  position: absolute;
  left: 625px;
  top: 62px;
  z-index: 999;
  display: none;
}

.header .business li {
  width: 110px;
  height: 50px;
}

.header .business li:first-child {
  border-radius: 10px 10px 0 0px;
}

.header .business li:last-child {
  border-radius: 0 0 10px 10px;
}

.header .business li:hover {
  background-color: #f4f4f4;
}

.header .business li a {
  color: black;
  font-size: 14px;
  line-height: 50px;
  margin-left: 25px;
}

.header .serve {
  width: 110px;
  height: 200px;
  background-color: #fff;
  z-index: 1;
  border-radius: 10px;
  position: absolute;
  left: 730px;
  top: 62px;
  z-index: 999;
  display: none;
}

.header .serve li {
  width: 110px;
  height: 50px;
}

.header .serve li:first-child {
  border-radius: 10px 10px 0 0px;
}

.header .serve li:last-child {
  border-radius: 0 0 10px 10px;
}

.header .serve li:hover {
  background-color: #f4f4f4;
}

.header .serve li a {
  color: black;
  font-size: 14px;
  line-height: 50px;
  margin-left: 25px;
}

.header .dengLu {
  position: relative;
  z-index: 1;
  margin-right: 40px;
}

.header .dengLu .deng {
  width: 36px;
  height: 36px;
  padding-right: 0px;
}

.header .dengLu .wei {
  width: 42px;
  height: 16px;
  position: absolute;
  left: 16px;
  top: -6px;
}